Mock.mock("/js/index","post",function(){
    let teaStr=localStorage.tea;
    let teaObjArr=JSON.parse(teaStr);
    let arr=[];
    for(let i=teaObjArr.length-6;i<teaObjArr.length;i++){
        arr.push(teaObjArr[i]);
    }
    return arr;
})